/Engine/Source/Runtime/InstallBundleManager/Public/BundlePrereqCombinedStatusHelper.h
Get current CombinedBundleStatus for everything setup to track.
const [FCombinedProgress](API\Runtime\InstallBundleManager\FInstallBundleCombinedProgressTr-\FCombinedProgres-) & GetCurrentCombinedProgress() const